Heavy duty manual can opener which can be screwed or clamped to a bench.Made of a tough cast iron construction with a hardened and tempered steel knife.Two models with the respective specifications are listed below.

重型手動開罐器，可以用螺絲擰緊或夾在長椅上。用硬鑄鋼制成，帶有加硬回火鋼刀。以下列出了兩種樣式及各自的規格。